plant parts powerpoint

8/20/2019 Plant Parts PowerPoint

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Plant Parts and

FunctionsMelissa Morris

Covering: 2014A

2014B

2014C

2014D


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Parts of The

Plant• oots

• !eaves• "te#

• Flo$er• "eed

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oots• 2 Types ofRoot Systems% Taproot%Fibrous

System

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oots Taproot SystemPrimary roots growdown from thestem with some

secondary rootsforming

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ootsFi&rous oot"'ste#

Small lateralroots that spreadout just belowthe soil surface

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Can you identify these roottypes?


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oot Functions

• Absorption of water and nutrients

%performed by root hairs• Transportation of water and

nutrients to stem

• Anchor plant to maintain stability• Store food and water

Roots ha e ! primary functions


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Parts of the oot

• "pidermis%#utermost layer of cells$ li%e the s%in of

the root• Corte&

% Tissue inside epidermis that stores starch

and other substances for the growth ofthe root


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Parts of the oot

• Root Cap% Pro ides protection for

the root tip

• Root 'airs% Site of absorption

• (ascular Tissue% )ithin corte&$ contains

cells that transportwater$ nutrients$ andminerals to all parts ofthe plant

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Image found at: www.bio.psu.edu


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(#)ortant Functions of

!eaves• Photosynthesis

%Process that plants use to producetheir food

%*C# 2 + *' 2# C* ' ,2 # * + *# 2

• Transpiration

%-oss of water and e&change of carbondio&ide


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!eafParts• .lade

% /ain body of leaf

• Petiole%Attaches blade to

stem

• /idrib% -arge central ein

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!eaf Parts•

Ape&% Tip of leaf • .ase

% Attaches to petiole 0 if petiole is absent$ attachesdirectly to stem

• /argin% "dge of leaf

• "pidermis% 1S%in of leaf 3 responsible for gas e&change

• Stomata% #utside layer of leaf opening in epidermis where gasand water e&change

• /esophyll% /iddle layer of leaf where photosynthesis occurs


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Functions of the"te#• Transport water

and nutrients

from roots tolea es• Supports lea es$

fruit$ and 4owers• Food storage

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Parts of the"te#• 5ode

% Areas where side branchesand lea es de elop

• 6nternode% Area between nodes

• 7ylem% Carries nutrients up

• Phloem% Carries nutrients down

• Pith% Stores food

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Flo$er Function

• Flowers are pollinated by8%)ind%6nsects%.irds

Sexual Reproduction!!!!


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Flo$er Parts

• Pistil%Female part of

plant%Containing8

• Stigma• Style• # ary

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Flo$er Parts• Stamen

%/ale reproducti epart

%Contains• Anther• Filament

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Flo$er

Parts• Petals

% 'ighly colored partof the 4ower$ maycontain perfumeand9or nectar glands

• Sepals%Small green

structures on thebase of a 4ower thatprotect the 4owerbud

Image found at: http://biology.clc.uc.edu


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Parts of the "eed

• "mbryo% :rowing part of seed containing8

• Plumule 0 1Shoot

• 'ypocotyl 0 Stem• Radical 0 1Root

• "ndosperm% Tissue that pro ides nutrition for the de eloping seed

• Cotyledon% Food Storage

• Seed Coat% Protecti e outer co ering of the seed


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Parts of the "eed

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plant parts powerpoint

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